/Engine/Plugins/Experimental/Mutable/Source/CustomizableObjectEditor/Classes/MuCOE/Nodes/CustomizableObjectNodeParentedMaterial.h
Return all possible parent material nodes of the node.
[TArray](API\Runtime\Core\Containers\TArray)< [UCustomizableObjectNodeMaterial](API\Plugins\CustomizableObjectEditor\MuCOE\Nodes\UCustomizableObjectNodeMaterial) * > GetPossibleParentMaterialNodes() const